Rohana Sianipar, Aliza Dame, and Lasker Pangarapan Sinaga. “Kontrol Optimal Pada Model Penyebaran SARS-CoV-2 Dengan Pelaksanaan Testing Dan Perawatan”. Ranah Research : Journal of Multidisciplinary Research and Development 6, no. 1 (January 28, 2024): 94-105. Accessed May 20, 2024. https://jurnal.ranahresearch.com/index.php/R2J/article/view/800.